import pandas as pd
import numpy as np


df = pd.read_csv('../../data/1234.csv')
#print(df.iloc[0])
#print(df.source_ip)

print(df.head(19))

#对数值进行数据排序
print(df.sort_values(by ='uplink_length')) #根据uplink_length 进行从小到大排序